package y24.m4;

import java.util.Arrays;
import java.util.Map;
import java.util.Scanner;

public class Test2 {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        int[][] num =  new int[4][2];
        for (int i = 0; i < 4; i++) {
            for (int j = 0; j < 2; j++) {
                num[i][j] = scan.nextInt();
            }
        }
    }
    public static int num(int[][] num){
        int S = 0;
        int[] xy = new int[8];

        return S;
    }
}
